What rhymes with somniferous

argentiferous, argilliferous, auriferous, carboniferous, coniferous, cruciferous, cupriferous, ferriferous, fructiferous, gemmiferous, lactiferous, lethiferous, melliferous, metalliferous, nectariferous, odoriferous, pestiferous, poriferous, proliferous, seminiferous, somniferous, soniferous, splendiferous, sudoriferous, umbelliferous, vociferous, zinciferous